Tag: extension
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File type validation with Javascript
前些時候寫的簡單版測試程式,在表單送出前用 JavaScript 檢查檔案副檔名。當然這只是第一步驗證,在 PHP 端還是要對 Content Type 做一次檢查。 <html> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ /> <title>File Type Validation in JavaScript. ver 0.1</title> </head> <body> <form method=”post” enctype=”multipart/form-data” onsubmit=”return checkAllFile();”;> <input class=”file-selector” type=”file” name=”userfile1″ size=”20″/></br> <input class=”file-selector” type=”file” name=”userfile2″ size=”20″/></br> <input class=”file-selector” type=”file” name=”userfile3″ size=”20″/></br> <input class=”file-selector” type=”file” name=”userfile4″ size=”20″/></br> <input class=”file-selector” type=”file” name=”userfile5″ size=”20″/></br> <input…